White Sox fans, step into one of your favorite historical moments with the New Era White Sox 9Fifty 05 World Series! Relive the sweep against the Astros in style with this 9Fifty A-Frame adjustable cap that celebrates the White Sox's third World Series victory after 88 years. Whether you're cheering from the stands or representing from the streets, wear the New Era White Sox 9Fifty 05 World Series proudly and relive the glory days. 100% polyester woven.